The three-alarm Harrison Avenue fire -- off Outwater Lane near the Garfield border -- quickly blew through the second-floor cockloft toward the roof.
The firefighter who required treatment was OK after his foot went through a floor, responders said.
Because the complex borders both towns, Lodi and Garfield firefighters were dually dispatched.
Assistance on-scene came from Saddle Brook, Wallington, and Rochelle Park, while Carlstadt, Elmwood Park, Hasbrouck Heights, Little Ferry and Maywood provided coverage.
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ALSO SEE (VIDEO /UPDATE): A Bogota firefighter was treated for a knee injury after he and his colleagues doused a Sunday morning house blaze with help from neighboring companies. "Crazy how things can be going so good then in the blink of an eye so bad," he said.
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